Question

va rog din suflettttt dacă știți sa ma ajutați ​

Answer 1

a)(5x+3-x-2)(5x+3+x+2)=(4x+1)(6x+5)

b)(3x+3-x-2)(3x+3+x+2)=(2x+1)(4x+5)

c)(4x-8-x-3)(4x-8+x+3)=5(3x-11)(x-1)

d)(3x+6-4x-20)(3x+6+4x+20)=(-x-14)(7x+26)

e)(6x+12-5x+5)(6x+12+5x-5)=(x+17)(11x+7)

f)(20-4x-6x+9)(20-4x+6x-9)=(29-10x)(2x+11)

g)(6x+15-8x-6)(6x+15+8x+6)=7(9-2x)(2x+3)

h)(10x+6-5x-10)(10x+6+5x+10)=(5x-4)(15x+16)